#555DE3#555DE3

#555DE3 is a mid, highly saturated blue. Relative luminance 0.153; OKLCH L 55.0% C 0.200 H 275.1°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#555DE3
RGB	rgb(85, 93, 227)
HSL	hsl(237, 72%, 61%)
HSV	hsv(237, 63%, 89%)
CMYK	cmyk(62.6%, 59%, 0%, 11%)
CIE-LAB	lab(46.05, 37.30, -69.24)
CIE-LCH	lch(46.05, 78.65, 298.31°)
OKLab	oklab(54.98% 0.0177 -0.1992)
OKLCH	oklch(54.98% 0.2 275.1)
XYZ	xyz(21.5212, 15.3043, 74.4780)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555DE3 #E3DB55

analogous

#55A4E3 #555DE3 #9455E3

triadic

#555DE3 #E3555D #5DE355

tetradic

#555DE3 #E355A4 #E3DB55 #55E394

square

#555DE3 #E355A4 #E3DB55 #55E394

split-complementary

#555DE3 #E39455 #A4E355

monochromatic

#1B22A3 #232ED7 #555DE3 #8A8FEC #BEC1F4

Accessibility & contrast

On white

5.17

#555DE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#555DE3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555DE3

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555DE3	#FFFFFF	#000000	##FFFFFF
##555DE3	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073E7

Deuteranopia (green-blind)

#0067E0

Tritanopia (blue-blind)

#007E97

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #555de3;
/* rgb */ color: rgb(85, 93, 227);
/* oklch */ color: oklch(55.0% 0.200 275.1);

Tailwind

colors: {
  custom: {
    50: '#938bed',
    500: '#555de3',
    950: '#000000',
  },
}

SCSS

$custom: #555de3;
$custom-light: #938bed;
$custom-dark: #000000;

JSON

{
  "hex": "#555de3",
  "rgb": {
    "r": 85,
    "g": 93,
    "b": 227
  },
  "hsl": {
    "h": 236.62,
    "s": 71.717,
    "l": 61.176
  },
  "oklch": {
    "l": 0.54983,
    "c": 0.20003,
    "h": 275.1
  },
  "luminance": 0.15306
}

Semantic roles & 50–950 ramp

primary

#555DE3

secondary

#E5E2AF

accent

#C912D4

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #555DE3

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →